There's this: https://openzfs.github.io/openzfs-docs/man/8/zpool-reguid.8.html . I haven't used it myself.
On Thu, Aug 5, 2021, 9:29 AM David Chisnall <[email protected]> wrote: > On 05/08/2021 13:53, Alan Somers wrote: > > I don't know of any way to do it using the official release scripts > > either. One problem is that every ZFS pool and file system is supposed > > to have a unique GUID. So any kind of ZFS release builder would need to > > re-guid the pool on first boot. > > Is there a tool / command to do this? I've hit this problem in the > past: I have multiple FreeBSD VMs that are all created from the same > template and if one dies I can't import its zpool into another because > they have the same UUID. > > It doesn't matter for modern deployments where the VM is stateless and > reimaged periodically but it's annoying for classic deployments where I > have things I care about on the VM. > > David
